Question

Item 4

What value of a makes the equation true?



1.7a+0.3a=45




a=−115

a=25

a=135

a=245

Answer 1

`{\huge\fbox\pink{Q}\fbox\blue{u}\fbox\purple{E}\fbox\green{s}\fbox\red{T}\fbox\orange{i}\fbox{O}\fbox\gray{n}}`

`\maltese`1.7a+0.3a=45

`{\huge\fbox\blue{A}\fbox\purple{n}\fbox\green{S}\fbox\red{w}\fbox\orange{E}\fbox{r}}`

• 
  `\bold{1.7a+0.3a=45   }`

• 
  `\bold{(1.7+0.3)a=45   }`

• 
  `\bold{ 2a=45  }`

• 
  `\bold{a=(45)/(2)   }`

• 
  `\blue{a=22.5   }`

Answer 2

a = 22.5

Explanation:

1.7a+0.3a=45

Add like terms

2a = 45

Divide by 2

2a/2 = 45/2

a = 22.5